| John P Calamos Sr Foundation | | Naperville, IL | Local | 6 | 2024 | $2,421,278 |
| Gianaras Foundation | | Deerfield, IL | Local | 6 | 2024 | $503,200 |
| Hellenic Foundation | | Chicago, IL | National | 5 | 2024 | $104,352 |
| Metropoulos Family Foundation | | Greenwich, CT | National | 3 | 2024 | $85,000 |
| Georg & Judy Marcus Family Foundation | | Palo Alto, CA | Local | 3 | 2024 | $50,000 |
| Cathy and George Sakellaris Family Foundation | | Milton, MA | Local | 1 | 2024 | $35,000 |
| Vranas Family Foundation | | Lincolnwood, IL | Local | 6 | 2024 | $26,500 |
| Washington Oxi Day Foundation | | Washington, DC | Local | 3 | 2024 | $16,176 |
| James and Theodore Pedas Family Foundation Inc | | Washington, DC | National | 3 | 2024 | $13,000 |
| Ernest C and Marion R Karras Family Foundation | | Oak Brook, IL | Local | 2 | 2024 | $8,700 |
| The Conway Impact Foundation | | Chicago, IL | Local | 1 | 2024 | $2,500 |
| The@Louis and Eleni Nicozisis Family Foundation Inc | | Lantana, FL | Local | 1 | 2024 | $1,500 |
| Thomas a Demetrio Foundation | | Chicago, IL | Local | 1 | 2024 | $1,500 |
| The Jaharis Family Foundation | | New York, NY | National | 2 | 2023 | $45,000 |
| Libra Global Philanthropies Foundation Inc | | New York, NY | Local | 2 | 2023 | $20,000 |
| Buhler Kapsalis Family Foundation | | Pleasant Pr, WI | Local | 2 | 2023 | $11,000 |
| Beatrice P Delaney Char Fdn | | Chicago, IL | Local | 1 | 2023 | $10,000 |
| Alexander S Pissios Family Foundation | | Chicago, IL | Local | 1 | 2023 | $5,000 |
| Abdel-Misih Foundation | | Sunny Isles Beach, FL | National | 1 | 2023 | $2,414 |
| Hellenic Initiative Inc | | New York, NY | — | 1 | 2022 | $20,000 |
| The Chris Blazakis Foundation | | Chadds Ford, PA | National | 2 | 2022 | $10,000 |
| The Robert Thomas Bobins Foundation | | Chicago, IL | Local | 1 | 2022 | $2,500 |
| Greek-American Restaurant Association | | Park Ridge, IL | Local | 3 | 2022 | — |
| Curcio Family Foundation | | Hermosa Beach, CA | Local | 1 | 2021 | $5,000 |
| Demery Family Foundation Inc | | Bloomfld Hls, MI | National | 1 | 2020 | $2,000 |
| M Dochios Kamberos Foundation Co Chapman and Cutler LLP David a Lullo | | | — | 1 | 2018 | $45,962 |
| George and Judy Marcus Family Foundation | | Palo Alto, CA | — | 1 | 2018 | $35,000 |
| Patricia Miller Anton and William Conrad Anton Foudation | | Las Vegas, NV | National | 1 | 2018 | $1,000 |
| Joannides Family Foundation | | Cheyenne, WY | National | 1 | 2018 | $250 |